Ericsson DT570 User Manual page 58

Other Useful Facilities
58
Info
During a call, the duration of the call is shown in the display.
Additional you can check the duration of the last incoming or
outgoing call or the total call duration. How to set the type of call
information, please see section "Settings - Call info".
Check time of the last call
Select Info
YES
Last call
Select
The duration of the last incoming or outgoing call is displayed:
INFO
Last call
0:20
Check total call time
Select Info
YES
Select Tot calls
Depending on the Call info setting, the duration of both incoming
and outgoing calls or only the duration of all outgoing calls is
displayed. See "Settings - Call info" for further information".
Reset the total call time meter
Select Info
YES
Select Tot calls
YES
The display shows:
TOT CALLS
Reset?
Press to reset the meter
YES
and press
and press
and press
and press
BusinessPhone - Portable Telephone DT570